In Java, the socket must distinguish between print () and println () when sending a request.

Recently in the development needs a function, to the third-party server to send our data, the package format requirements of the data is particularly strict, after the completion of the assembly data, sent to the third party server but how can not pass, looked for a long time, also compared to the other side of the data samples, or not, Later check the code and intercept the sent data only found that when the socket is sent, using the println () method, this method will automatically add a carriage return after the data, so in comparison with the data is not found, changed to print () after the smooth passage ~ ~ ~

In Java, the socket must distinguish between print () and println () when sending a request.